Active solid-state devices (e.g. – transistors – solid-state diode – Non-single crystal – or recrystallized – semiconductor... – Amorphous semiconductor material
Reexamination Certificate
2011-07-19
2011-07-19
Mandala, Victor (Department: 2826)
Active solid-state devices (e.g., transistors, solid-state diode
Non-single crystal, or recrystallized, semiconductor...
Amorphous semiconductor material
C257S088000, C257S072000, C257S369000, C257SE33001, C257SE33053
Reexamination Certificate
active
07982220
ABSTRACT:
In a case where a p-channel thin film transistor is used as a thin film transistor that is electrically connected to a light-emitting element and drives the light-emitting element, a value of cutoff current of the p-channel thin film transistor is made lower than that of a p-channel thin film transistor of a driver circuit. Specifically, channel doping is selectively performed on a semiconductor layer of a thin film transistor included in a pixel.
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Miyake Hiroyuki
Sakakura Masayuki
Costellia Jeffrey L.
Mandala Victor
Nixon & Peabody LLP
Semiconductor Energy Laboratory Co,. Ltd.
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